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From mufy <mufeed.us...@gmail.com>
Subject Re: Drill freezes and requires restart of drillbits
Date Sat, 18 Apr 2015 04:23:52 GMT
Hello Sudhir,

Around the time of the freeze, did you get a chance to take a look at the
drill logs?


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Mufeed Usman
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On Sat, Apr 18, 2015 at 6:43 AM, Sudhir Rao <ysudhir@outlook.com> wrote:

> Hi there,
> I am running a Hadoop cluster of 8 nodes.
> 4 Nodes : 23 GB RAM4 Nodes : 60 GB RAM
> I have drillbits running on all the datanodes. when i login using sqlline
> and execute SQL queries.. things get  stuck and i see the query in PENDING
> state for a really long time. It never ends up finishing ...
> The only way to get my SQL queries working again is by restarting all my
> drillbits and things are happy. Then i leave the servers running for few
> hours and the freezing problem creeps again... What is going on here  ?
> Please help me resolve this issue.
> Drillbit configuration : Direct Memory : 8G, Heap : 4G
> Drill Version : 0.8
> regards#sudhir

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